Differential D24815 Diff 72377 head/sys/dev/vt/vt_buf.c

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head/sys/dev/vt/vt_buf.c

Show First 20 Lines • Show All 410 Lines • ▼ Show 20 Lines	vtbuf_init_rows(struct vt_buf *vb)
int r;		int r;

vb->vb_history_size = MAX(vb->vb_history_size, vb->vb_scr_size.tp_row);		vb->vb_history_size = MAX(vb->vb_history_size, vb->vb_scr_size.tp_row);

for (r = 0; r < vb->vb_history_size; r++)		for (r = 0; r < vb->vb_history_size; r++)
vb->vb_rows[r] = &vb->vb_buffer[r * vb->vb_scr_size.tp_col];		vb->vb_rows[r] = &vb->vb_buffer[r * vb->vb_scr_size.tp_col];
}		}

void		static void
vtbuf_init_early(struct vt_buf *vb)		vtbuf_do_clearhistory(struct vt_buf *vb)
{		{
term_rect_t rect;		term_rect_t rect;
const teken_attr_t *a;		const teken_attr_t *a;
term_char_t c;		term_char_t ch;

		a = teken_get_curattr(&vb->vb_terminal->tm_emulator);
		ch = TCOLOR_FG(a->ta_fgcolor) \| TCOLOR_BG(a->ta_bgcolor);

		rect.tr_begin.tp_row = rect.tr_begin.tp_col = 0;
		rect.tr_end.tp_col = vb->vb_scr_size.tp_col;
		rect.tr_end.tp_row = vb->vb_history_size;

		vtbuf_do_fill(vb, &rect, VTBUF_SPACE_CHAR(ch));
		}

		void
		vtbuf_init_early(struct vt_buf *vb)
		{
vb->vb_flags \|= VBF_CURSOR;		vb->vb_flags \|= VBF_CURSOR;
vb->vb_roffset = 0;		vb->vb_roffset = 0;
vb->vb_curroffset = 0;		vb->vb_curroffset = 0;
vb->vb_mark_start.tp_row = 0;		vb->vb_mark_start.tp_row = 0;
vb->vb_mark_start.tp_col = 0;		vb->vb_mark_start.tp_col = 0;
vb->vb_mark_end.tp_row = 0;		vb->vb_mark_end.tp_row = 0;
vb->vb_mark_end.tp_col = 0;		vb->vb_mark_end.tp_col = 0;

vtbuf_init_rows(vb);		vtbuf_init_rows(vb);
rect.tr_begin.tp_row = rect.tr_begin.tp_col = 0;		vtbuf_do_clearhistory(vb);
rect.tr_end.tp_col = vb->vb_scr_size.tp_col;
rect.tr_end.tp_row = vb->vb_history_size;

a = teken_get_curattr(&vb->vb_terminal->tm_emulator);
c = TCOLOR_FG((term_char_t)a->ta_fgcolor) \|
TCOLOR_BG((term_char_t)a->ta_bgcolor);
vtbuf_do_fill(vb, &rect, VTBUF_SPACE_CHAR(c));
vtbuf_make_undirty(vb);		vtbuf_make_undirty(vb);
if ((vb->vb_flags & VBF_MTX_INIT) == 0) {		if ((vb->vb_flags & VBF_MTX_INIT) == 0) {
mtx_init(&vb->vb_lock, "vtbuf", NULL, MTX_SPIN);		mtx_init(&vb->vb_lock, "vtbuf", NULL, MTX_SPIN);
vb->vb_flags \|= VBF_MTX_INIT;		vb->vb_flags \|= VBF_MTX_INIT;
}		}
}		}

void		void
vtbuf_init(struct vt_buf vb, const term_pos_t p)		vtbuf_init(struct vt_buf vb, const term_pos_t p)
{		{
int sz;		int sz;

vb->vb_scr_size = *p;		vb->vb_scr_size = *p;
vb->vb_history_size = VBF_DEFAULT_HISTORY_SIZE;		vb->vb_history_size = VBF_DEFAULT_HISTORY_SIZE;

if ((vb->vb_flags & VBF_STATIC) == 0) {		if ((vb->vb_flags & VBF_STATIC) == 0) {
sz = vb->vb_history_size * p->tp_col * sizeof(term_char_t);		sz = vb->vb_history_size * p->tp_col * sizeof(term_char_t);
vb->vb_buffer = malloc(sz, M_VTBUF, M_WAITOK \| M_ZERO);		vb->vb_buffer = malloc(sz, M_VTBUF, M_WAITOK \| M_ZERO);

sz = vb->vb_history_size * sizeof(term_char_t *);		sz = vb->vb_history_size * sizeof(term_char_t *);
vb->vb_rows = malloc(sz, M_VTBUF, M_WAITOK \| M_ZERO);		vb->vb_rows = malloc(sz, M_VTBUF, M_WAITOK \| M_ZERO);
}		}

vtbuf_init_early(vb);		vtbuf_init_early(vb);
		}

		void
		vtbuf_clearhistory(struct vt_buf *vb)
		{
		VTBUF_LOCK(vb);
		vtbuf_do_clearhistory(vb);
		VTBUF_UNLOCK(vb);
}		}

void		void
vtbuf_sethistory_size(struct vt_buf *vb, unsigned int size)		vtbuf_sethistory_size(struct vt_buf *vb, unsigned int size)
{		{
term_pos_t p;		term_pos_t p;

/* With same size */		/* With same size */
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